16906143

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 25574400

約数和(自身を除く): 8668257

約数列:

[1, 3, 17, 19, 51, 57, 73, 219, 239, 323, 717, 969, 1241, 1387, 3723, 4063, 4161, 4541, 12189, 13623, 17447, 23579, 52341, 70737, 77197, 231591, 296599, 331493, 889797, 994479, 5635381, 16906143]

約数ペア:

[(1, 16906143), (3, 5635381), (17, 994479), (19, 889797), (51, 331493), (57, 296599), (73, 231591), (219, 77197), (239, 70737), (323, 52341), (717, 23579), (969, 17447), (1241, 13623), (1387, 12189), (3723, 4541), (4063, 4161)]